//part1:C03:ex3.22.cpp
#include <cctype>
#include <iostream>
#include <vector>
#include <string>

int main(void)
{
    using namespace std;
    vector<string> text;
    string s;
    while (getline(cin, s))
    {
        text.push_back(s);
    }
    for (auto it = text.begin(); it != text.end() && !it->empty(); it++)
    {
        for (auto it2 = it->begin(); it2 != it->end(); it2++)
        {
            *it2 = toupper(*it2);
        }
        cout << *it << endl;
    }
    
    return 0;
}